From patchwork Fri Oct 20 10:43:36 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Minda Chen X-Patchwork-Id: 13430547 X-Patchwork-Delegate: kw@linux.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 751D0C25B41 for ; Fri, 20 Oct 2023 10:44:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377079AbjJTKoN (ORCPT ); Fri, 20 Oct 2023 06:44:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45008 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1377075AbjJTKn7 (ORCPT ); Fri, 20 Oct 2023 06:43:59 -0400 Received: from ex01.ufhost.com (ex01.ufhost.com [61.152.239.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F1347114; Fri, 20 Oct 2023 03:43:56 -0700 (PDT) Received: from EXMBX166.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX166", Issuer "EXMBX166" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id C624D24E374; Fri, 20 Oct 2023 18:43:55 +0800 (CST) Received: from EXMBX171.cuchost.com (172.16.6.91) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 20 Oct 2023 18:43:56 +0800 Received: from ubuntu.localdomain (183.27.99.123) by EXMBX171.cuchost.com (172.16.6.91) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 20 Oct 2023 18:43:54 +0800 From: Minda Chen To: Conor Dooley , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Lorenzo Pieralisi , "Daire McNamara" , Emil Renner Berthing , Krzysztof Kozlowski CC: , , , , Paul Walmsley , Palmer Dabbelt , Albert Ou , Philipp Zabel , Mason Huo , Leyfoon Tan , Kevin Xie , Minda Chen Subject: [PATCH v9 15/20] PCI: microchip: Add event IRQ domain ops to struct plda_event Date: Fri, 20 Oct 2023 18:43:36 +0800 Message-ID: <20231020104341.63157-16-minda.chen@starfivetech.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231020104341.63157-1-minda.chen@starfivetech.com> References: <20231020104341.63157-1-minda.chen@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [183.27.99.123] X-ClientProxiedBy: EXCAS062.cuchost.com (172.16.6.22) To EXMBX171.cuchost.com (172.16.6.91) X-YovoleRuleAgent: yovoleflag Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org For PLDA lack of an MSI controller, The new added PCIe interrupts can not be added to MSI.PolarFire event domain ops can not be re-used. PLDA event domain ops instances will be implemented in later patch. Signed-off-by: Minda Chen Acked-by: Conor Dooley --- drivers/pci/controller/plda/pcie-microchip-host.c | 9 ++++++--- drivers/pci/controller/plda/pcie-plda.h | 1 + 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/pci/controller/plda/pcie-microchip-host.c b/drivers/pci/controller/plda/pcie-microchip-host.c index 5a8c134bf643..4765a596a517 100644 --- a/drivers/pci/controller/plda/pcie-microchip-host.c +++ b/drivers/pci/controller/plda/pcie-microchip-host.c @@ -816,13 +816,15 @@ static const struct plda_event_ops mc_event_ops = { }; static const struct plda_event mc_event = { + .domain_ops = &mc_event_domain_ops, .event_ops = &mc_event_ops, .request_event_irq = mc_request_event_irq, .intx_event = EVENT_LOCAL_PM_MSI_INT_INTX, .msi_event = EVENT_LOCAL_PM_MSI_INT_MSI, }; -static int plda_pcie_init_irq_domains(struct plda_pcie_rp *port) +static int plda_pcie_init_irq_domains(struct plda_pcie_rp *port, + const struct irq_domain_ops *ops) { struct device *dev = port->dev; struct device_node *node = dev->of_node; @@ -836,7 +838,8 @@ static int plda_pcie_init_irq_domains(struct plda_pcie_rp *port) } port->event_domain = irq_domain_add_linear(pcie_intc_node, port->num_events, - &mc_event_domain_ops, port); + ops, port); + if (!port->event_domain) { dev_err(dev, "failed to get event domain\n"); of_node_put(pcie_intc_node); @@ -935,7 +938,7 @@ static int plda_init_interrupts(struct platform_device *pdev, return -EINVAL; } - ret = plda_pcie_init_irq_domains(port); + ret = plda_pcie_init_irq_domains(port, event->domain_ops); if (ret) { dev_err(dev, "failed creating IRQ domains\n"); return ret; diff --git a/drivers/pci/controller/plda/pcie-plda.h b/drivers/pci/controller/plda/pcie-plda.h index df1729095952..820ea16855b5 100644 --- a/drivers/pci/controller/plda/pcie-plda.h +++ b/drivers/pci/controller/plda/pcie-plda.h @@ -129,6 +129,7 @@ struct plda_pcie_rp { }; struct plda_event { + const struct irq_domain_ops *domain_ops; const struct plda_event_ops *event_ops; int (*request_event_irq)(struct plda_pcie_rp *pcie, int event_irq, int event);